<template>
  <!-- 把该标签里面所有内容, 在页面上给我渲染到 .sdy-header 这个标签里面 -->
  <Teleport to=".sdy-header">
    <van-nav-bar :title="title" :left-arrow="back">
      <template #left>
        <slot name="left">
          <van-icon class="back-btn" name="arrow-left" />
        </slot>
      </template>
      <template #title>
        <slot name="title">{{ title }}</slot>
      </template>
      <template #right>
        <slot name="right">
       
          <!-- <router-link>登录</router-link> -->
        </slot>
      </template>
    </van-nav-bar>
  </Teleport>
</template>

<script setup lang="ts">
import { defineProps, Teleport } from 'vue'

interface MyTopBar {
  title: string,
  back?: boolean
}
// 接受父组件传递的数据
defineProps<MyTopBar>()

</script>

<style scoped lang="scss">
@import '@/styles/variable.scss';

// 覆盖样式 穿透样式
:deep(.van-nav-bar__content) {
  background-color: $globalColor;
}

.back-btn {
  font-size: 24px;
  color: black !important;
  ;
}
</style>
